If your destination is east of Village Center Drive (shown in blue), use Yorba Linda Boulevard/Weir Canyon Road from the Riverside Freeway to get to and from your destination. If your destination is west of Village Center, use Imperial Highway to the greatest extent possible to get to and from your destination.
Mouth ulcers are caused by many disorders. These include: 1  Canker sores. 2  Gingivostomatitis. 3  Herpes simplex (fever blister). 4  Leukoplakia. 5  Oral cancer. 6  Oral lichen planus.
Mouth ulcers can be caused by a wide range of factors including: 1  accidental biting of the cheek. 2  injury from a toothbrush (such as slipping while brushing) 3  constant rubbing against misaligned or sharp teeth.  constant rubbing against dentures or 1  braces. poor oral hygiene.  burns from eating hot food.